› 8r5a

Electron Microscopy
2.84Å resolution

Structure of the Co(II) triggered TRAP (S33HK35H) protein cage (dextro form)

Released:
DOI: 10.2210/pdb8r5a/pdb
PDB entry 8r5a coloured by chain, front view.
PDB entry 8r5a coloured by chain, side view.
PDB entry 8r5a coloured by chain, top view.
Source organism: Geobacillus stearothermophilus
Primary publication:
Designed, Programmable Protein Cages Utilizing Diverse Metal Coordination Geometries Show Reversible, pH-Dependent Assembly.
Osinski N, Majsterkiewicz K, Pakosz-Stepien Z, Azuma Y, Biela AP, Gawel S, Heddle JG
Macromol Rapid Commun e2400712-e2400712 (2024)
PMID: 39676522
Related structures: EMD-18905

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo 264-mer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-194948 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Transcription attenuation protein MtrB Chains: 0, 0A, 0B, 0C, 1, 1A, 1B, 1C, 2, 2A, 2B, 2C, 3, 3A, 3B, 3C, 4, 4A, 4B, 4C, 5, 5A, 5B, 5C, 6, 6A, 6B, 6C, 7, 7A, 7B, 7C, 8, 8A, 8B, 8C, 9, 9A, 9B, 9C, A, AA, AB, AC, AD, B, BA, BB, BC, BD, C, CA, CB, CC, CD, D, DA, DB, DC, DD, E, EA, EB, EC, ED, F, FA, FB, FC, FD, G, GA, GB, GC, GD, H, HA, HB, HC, HD, I, IA, IB, IC, ID, J, JA, JB, JC, JD, K, KA, KB, KC, KD, L, LA, LB, LC, LD, M, MA, MB, MC, MD, N, NA, NB, NC, ND, O, OA, OB, OC, OD, P, PA, PB, PC, PD, Q, QA, QB, QC, QD, R, RA, RB, RC, S, SA, SB, SC, T, TA, TB, TC, U, UA, UB, UC, V, VA, VB, VC, W, WA, WB, WC, XA, XB, XC, Y, YA, YB, YC, Z, ZA, ZB, ZC, a, aA, aB, aC, b, bA, bB, bC, c, cA, cB, cC, d, dA, dB, dC, e, eA, eB, eC, f, fA, fB, fC, g, gA, gB, gC, h, hA, hB, hC, i, iA, iB, iC, j, jA, jB, jC, k, kA, kB, kC, l, lA, lB, lC, m, mA, mB, mC, n, nA, nB, nC, o, oA, oB, oC, p, pA, pB, pC, q, qA, qB, qC, r, rA, rB, rC, s, sA, sB, sC, t, tA, tB, tC, u, uA, uB, uC, v, vA, vB, vC, w, wA, wB, wC, x, xA, xB, xC, y, yA, yB, yC, z, zA, zB, zC
Molecule details ›
Chains: 0, 0A, 0B, 0C, 1, 1A, 1B, 1C, 2, 2A, 2B, 2C, 3, 3A, 3B, 3C, 4, 4A, 4B, 4C, 5, 5A, 5B, 5C, 6, 6A, 6B, 6C, 7, 7A, 7B, 7C, 8, 8A, 8B, 8C, 9, 9A, 9B, 9C, A, AA, AB, AC, AD, B, BA, BB, BC, BD, C, CA, CB, CC, CD, D, DA, DB, DC, DD, E, EA, EB, EC, ED, F, FA, FB, FC, FD, G, GA, GB, GC, GD, H, HA, HB, HC, HD, I, IA, IB, IC, ID, J, JA, JB, JC, JD, K, KA, KB, KC, KD, L, LA, LB, LC, LD, M, MA, MB, MC, MD, N, NA, NB, NC, ND, O, OA, OB, OC, OD, P, PA, PB, PC, PD, Q, QA, QB, QC, QD, R, RA, RB, RC, S, SA, SB, SC, T, TA, TB, TC, U, UA, UB, UC, V, VA, VB, VC, W, WA, WB, WC, XA, XB, XC, Y, YA, YB, YC, Z, ZA, ZB, ZC, a, aA, aB, aC, b, bA, bB, bC, c, cA, cB, cC, d, dA, dB, dC, e, eA, eB, eC, f, fA, fB, fC, g, gA, gB, gC, h, hA, hB, hC, i, iA, iB, iC, j, jA, jB, jC, k, kA, kB, kC, l, lA, lB, lC, m, mA, mB, mC, n, nA, nB, nC, o, oA, oB, oC, p, pA, pB, pC, q, qA, qB, qC, r, rA, rB, rC, s, sA, sB, sC, t, tA, tB, tC, u, uA, uB, uC, v, vA, vB, vC, w, wA, wB, wC, x, xA, xB, xC, y, yA, yB, yC, z, zA, zB, zC
Length: 74 amino acids
Theoretical weight: 8.32 KDa
Source organism: Geobacillus stearothermophilus
Expression system: Escherichia coli
UniProt:
  • Canonical: Q9X6J6 (Residues: 1-74; Coverage: 100%)
Gene name: mtrB
Sequence domains: Tryptophan RNA-binding attenuator protein

Ligands and Environments

1 bound ligand:
Ligand CO 120 x CO
No modified residues

Experiments and Validation Details

Entry percentile scores
Resolution: 2.84Å
Relevant EMDB volumes: EMD-18905
Expression system: Escherichia coli

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